17/20 81/25,000 1) a .85 = b .00324 = 3/8 9 43/50 c .375 = d 9.86 = 3/625 5 2/5 e .0048 = f 5.08 = Change each of the following to decimals. 2) 1 2 .25 .4 --- = --- = 4 5 5 1 .63 .33 --- = --- = 8 3 3) 2 6 .22 .24 --- = --- = 9 25 1 3 .17 .38 --- = --- = 6 8 (ON SLIDE #73) Multiply the following. 4) 3.8 .92 59 86 19 x 4 x 9 x .09 x .4 x .06 15.20 8.28 5.31 34.40 1.14 5) 906 44.7 8.01 917 x .07 x 30 x 70 x 60 63.42 1,341 560.7 55,020 Subtract the following. .44 .64 2.51 6) 4.2 - 3.76 = .804 - .1673 = 5 - 2.493 = Divide the following. 9.6 38 .7 6.9 7) 8) 76.8 .7) 26.6 .6) 0.42 .4) 2.76 (ON SLIDE #74)
1) a .85 = 17/20 b .00324 = 81/25,000 c .375 = 3/8 d 9.86 = 9 43/50 e .0048 = 3/625 f 5.08 = 5 2/5 Change each of the following to decimals. 2) 1 2 --- = .25 --- = .4 4 5 5 1 --- = .63 --- = .33 8 3 3) 2 6 --- = .22 --- = .24 9 25 1 3 --- = .17 --- = .38 6 8 (ON SLIDE #73) Multiply the following. 4) 3.8 x 4 .92 x 9 59 x .09 86 x .4 19 x .06 15.20 8.28 5.31 34.40 1.14 5) 906 x .07 44.7 x 30 8.01 x 70 917 x 60 63.42 1,341 560.7 55,020 Subtract the following. 6) 4.2 - 3.76 = .44 .804 - .1673 = .64 5 - 2.493 = 2.51 Divide the following. 7) 9.6 8) 76.8 38 .7) 26.6 .7 .6) 0.42 6.9 .4) 2.76 (ON SLIDE #74)
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