Add/Subtract/Multiply Decimals
2.17-0.8 =
1.37
When/why should you move the decimal in the dividend?
What do you do with the decimal when the divisor is a whole number
When there is a decimal in the divisor and you need to make it a whole number- match the move on the inside of the box
Move the decimal straight up from the dividend into quotient
2/3 x 3/4
6/12 or 1/2
Find the reciprocal of each
3/10 6 1/15 3
10/3 1/6 15/1 or 15 1/3
Convert into an improper fraction
2 2/3 3 5/6 2 5/8
8/3 23/6 21/8
1.8+0.24=
2.04
65 ÷ 8 =
8.125
5 1/3 x 3=
48/3 or 16
36 ÷ 3/4
144/3 or 48
2 2/3 ÷ 8=
8/24 or 1/3
8.006 - 6.38=
1.626
14.4 ÷ 8 =
1.8
7/8 x 4/5=
28/40 or 7/10
4/5 ÷ 4
4/20 or 1/5
16 ÷ 2 2/3 =
48/8 or 6
4.89 x 2.2 =
10.758
59.6 ÷ 8
7.45
2 3/8 x 4
76/8 or 9 1/2
7/12 ÷ 1/8
56/12 or 4 2/3
2 1/3 ÷ 1 1/3
21/12 or 1 3/4
54.1 x 0.69=
37.329
137.5 ÷ 5 =
27.5
3 1/3 x 4 1/2
90/6 or 15
3/4 ÷ 5/6
18/20 or 9/10
3 6/7 ÷ 6 3/4 =
108/109 or 4/7