1. How can you rewrite the multiplication equations without changing their meaning? a) 3.72 multiplied by 0.8 b) 26.31
1. How can you rewrite the multiplication equations without changing their meaning?
a) 3.72 multiplied by 0.8 b) 26.31 multiplied by 3.12 c) 5.37 multiplied by 7.22 d) 2.28 multiplied by 5.12 e) 0.04 multiplied by 0.8 f) 4.256 multiplied by 3.14
Round the results in examples a), c), and e) to the hundredths place.
2. How can you rewrite the division equations without changing their meaning?
a) 42.21 divided by 0.6 b) 3.776 divided by 59 c) 18.2 divided by 100 d) 0.165 divided by 0.04 e) 15 divided by 16 f) 5.4782 divided by 1.82
3. How can you rewrite the equation without changing its meaning?
a) 8.4 (u - 17.9) = 42 b) 7x + 2.4 = 34.6
4. How can you rewrite the problem without changing its meaning?
The distance between two villages is 13.5 km. Two brothers start walking towards each other at the same time from the two villages. One of them walks at a speed of 4.8 km/h, while the other walks at a speed of 4.2 km/h. How many hours will it take for the brothers to meet?
5. How can you rewrite the question without changing its meaning?
Find the
a) 3.72 multiplied by 0.8 b) 26.31 multiplied by 3.12 c) 5.37 multiplied by 7.22 d) 2.28 multiplied by 5.12 e) 0.04 multiplied by 0.8 f) 4.256 multiplied by 3.14
Round the results in examples a), c), and e) to the hundredths place.
2. How can you rewrite the division equations without changing their meaning?
a) 42.21 divided by 0.6 b) 3.776 divided by 59 c) 18.2 divided by 100 d) 0.165 divided by 0.04 e) 15 divided by 16 f) 5.4782 divided by 1.82
3. How can you rewrite the equation without changing its meaning?
a) 8.4 (u - 17.9) = 42 b) 7x + 2.4 = 34.6
4. How can you rewrite the problem without changing its meaning?
The distance between two villages is 13.5 km. Two brothers start walking towards each other at the same time from the two villages. One of them walks at a speed of 4.8 km/h, while the other walks at a speed of 4.2 km/h. How many hours will it take for the brothers to meet?
5. How can you rewrite the question without changing its meaning?
Find the
Aleksandrovna 45
1. Перепишем уравнения умножения, не изменяя их значения:a) 3.72 умножить на 0.8
Перепишем в виде \(3.72 \times 0.8\)
b) 26.31 умножить на 3.12
Перепишем в виде \(26.31 \times 3.12\)
c) 5.37 умножить на 7.22
Перепишем в виде \(5.37 \times 7.22\)
d) 2.28 умножить на 5.12
Перепишем в виде \(2.28 \times 5.12\)
e) 0.04 умножить на 0.8
Перепишем в виде \(0.04 \times 0.8\)
f) 4.256 умножить на 3.14
Перепишем в виде \(4.256 \times 3.14\)
Для примеров a), c) и e) округлим результаты до сотых.
2. Перепишем уравнения деления, не изменяя их значения:
a) 42.21 разделить на 0.6
Перепишем в виде \(42.21 \div 0.6\)
b) 3.776 разделить на 59
Перепишем в виде \(3.776 \div 59\)
c) 18.2 разделить на 100
Перепишем в виде \(18.2 \div 100\)
d) 0.165 разделить на 0.04
Перепишем в виде \(0.165 \div 0.04\)
e) 15 разделить на 16
Перепишем в виде \(15 \div 16\)
f) 5.4782 разделить на 1.82
Перепишем в виде \(5.4782 \div 1.82\)
3. Как можно переписать уравнение без изменения значения?
Нужно использовать эквивалентные математические выражения или тождества.