34 x 5 i. 61 × 30 17. Practice multiplying without using a calculator. Try using different algorithms to see which is more efficient for you. a. 28 x 13 e. 78 x 89 b. 48 x 23 f. 103 x 24

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 88E
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17a-17h
16. Show how to multiply these using the distributive property and find the product quickly.
a. Sx 13
d. 27 x 4
g 6x41
b. 25 x 6
e. 91 x 7
h. 43 x 11
c. 18x3
f. 34 x 5
i. 61 × 30
17. Practice multiplying without using a calculator. Try using different algorithms to see which is more
efficient for you.
a. 28 x 13
e. 78 x 89
b. 48 x 23
f. 103 x 24
c. 57 x 29
g. 111 x 25
d. 31 × 49
h. 281 x 47
18. For these problems, you only need to re-write as one multiplication (instead of two or more).
Do not use your calculator! When finished, find the product. Part (a) is done for you.
a. 91 x 7+91 x 3-91(7+3)=91 * 10-910
f. 14 × 68+14x2
b. 31x9+31 x 11
g. 93 *574+7*574
h. 983 x 574+17 x 574
c. 42 × 16+42×4
L 16*53+16*9+14×62
d. 47*23 +13 * 23
j. 23* 18+23*13+27 * 31
e 22*11+22*39
Transcribed Image Text:16. Show how to multiply these using the distributive property and find the product quickly. a. Sx 13 d. 27 x 4 g 6x41 b. 25 x 6 e. 91 x 7 h. 43 x 11 c. 18x3 f. 34 x 5 i. 61 × 30 17. Practice multiplying without using a calculator. Try using different algorithms to see which is more efficient for you. a. 28 x 13 e. 78 x 89 b. 48 x 23 f. 103 x 24 c. 57 x 29 g. 111 x 25 d. 31 × 49 h. 281 x 47 18. For these problems, you only need to re-write as one multiplication (instead of two or more). Do not use your calculator! When finished, find the product. Part (a) is done for you. a. 91 x 7+91 x 3-91(7+3)=91 * 10-910 f. 14 × 68+14x2 b. 31x9+31 x 11 g. 93 *574+7*574 h. 983 x 574+17 x 574 c. 42 × 16+42×4 L 16*53+16*9+14×62 d. 47*23 +13 * 23 j. 23* 18+23*13+27 * 31 e 22*11+22*39
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