Share 10.8 Multiplication As Scaling (WBK 753-754)
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15) Why is the product of 3/2 and 3/4 greater than 3/4?
3/2 is greater than 1, so the result of multiply 3/2 by 3/4 is greater than 3/4.
14) Why is the product of 1 and 3/4 equal to 1?
When you multiply any factor by 1, the result is that factor as a product.
13) Why is the first product less than 3/4?
When you multiply two proper fractions, the result is less than both fractions.
12) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 6 x 1/3 = n
N is less than 6.
11) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 4/4 x 5 = k
K is equal to 5.
10) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 8 x 4/5 = h
H is less than 8.
9) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 1u2/3 x 4 = b
B is greater than 4.
8) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 3/5 x 6
less than 6
7) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 1u1/3 x 2
greater than 2
6) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 12 x 5/6
less than 12
5) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 1u3/4 x 4
greater than 4
4) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 10 x 1u3/5
greater than 10
3) Without multiplying, decide whether the product gets greater, less, or is equal to the whole number: 2 x 1/8
less than 2
