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Wednesday, March 19, 2014

Vaifoa Add/Sub Week 7 Maths



a)        8.4-2.9=5.5
+0.1  +0.1
8.5 - 3.0=5.5
f)        15.3-7.7=14.8
+0.3  +0.3
15.6-8.0=24.14.8
k)         8.3-2.9=5.4
+0.1  +0.1
8.4-3.0=5.4
b)        6.3-2.8=3.5
+0.2   +0.2
6.5-3.0=3.5
g)        12.6-3.8=8.8
+0.2  +0.2
12.8-4.0=8.8
l)         16.4-2.8=13.6
+0.2  +0.2
16.6-3.0=13.6
c)        12.7-3.1=9.6
-0.1  -0.1
12.6 - 3.0=9.6
h)        11.6-4.7=16.9
+0.3  +0.3
11.9-5.0=16.9
m)       15.4-12.1=3.3
-0.1  -0.1
15.3-12.0=3.3
d)        7.5-6.2=1.5
-0.2  -0.2
6.0-5.5=1.5
i)         17.4-2.8=14.6
+0.2  +0.2
17.6-3.0=14.6
n)       13.4-4.3=9.1
-0.3  -0.3
13.1-4.0=9.1
e)        9.8-4.9=15.8
+0.1  +0.1
10.8-5.0=15.8
j)         7.5-5.1=2.4
-0.1  -0.1
7.4-5.0=2.4
o)       15.8-3.9=11.9
-0.1  -0.1
15.7-3.8=11.9


a)11.3-2.8=8.3            d)7.6-4.7=12.7           g)12.2-4.1=9.8
-0.2  -0.2                        +0.2 +0.2                     -0.2 -0.2
10.9-2.6=8.3                     7.8-4.9=12.7                  12.0-3.8=9.8


b)13.5-6.9=7.36          e)12.5-7.8=20.9        h)16.6-0.9=15.7
-0.3 -0.3                   +0.3 +0.3               -0.3 -0.3
13.2-6.6=7.36                12.8-8.1=20.9         16.3-0.6=15.7


c)15.3-2.1=17.7            f)16.1-5.7=11.6           i)8.5-1.8=6.7
+0.1 +0.1                     -0.1 -0.1                 +0.1 +0.1
15.4-2.3=17.7                16.0-5.6=11.6           8.6-1.9=6.7


a) 15.5-4.8=10.7        b) 3.4-1.8=2.4         c) 13.4-6.2=18.6        d) 18.7-4=  1.2
+0.6 +0.6                 +0.2 +0.2              +0.6 +0.6                 +0.3 +0.3
15.7-5.0=10.7             4.0-2.4=2.4            12.0-6.6=18.6            19.0-0.7=1.2



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