100s = Add
200s = Add and subtract
300s = Times
400 = harder times
500 = Times and Add
100
a + a + b + 3b + a + 2a + b + 4a =
9a + 5b
100
p + p + m + 3p + 4m + p =
6p + 5m
100
3g + g + g + h + 2h + 5g =
10g + 3h
100
2k + k + j + 4j + k + 3k + 3j =
7k + 8j
100
d + d + e + 2e + d + 3d + e =
6d + 4e
200
a + a + 3b + 3a - 2a - 2b + b =
3a + 2b
200
p + 3p + 5m - 2p - 4m + m =
2m + 2p
200
4g + 2g + 5h - 3g + h - 4h =
3g + 2h
200
3k + k + 4j - 2k + j - 3j =
2k + 2j
200
6d + d + 5e - 3d + e - 8e =
4d - 2e
300
3a x 4a =
12 a2
300
4 g x 6 g2 =
24 g3
300
3 y2 x 5 y3
15 y5
300
4 m x 8 m3 =
32 m4
300
5 k3 x 2 k =
10 k4
400
4 a2 b x 7 a b3 =
28 a3 b4
400
6 m3 n2 x 3 m2 n =
18 m5 n3
400
8 j2 k3 x 5 j k4 =
40 j3 k7
400
3 p2 m x 7 p m2 =
21 p3 m3
400
10 n r2 x 4 n r3 =
40 n2 r5
500
5c x cd + 3 c2 d =
8 c2 d
500
6m x n2 + 3n x 2mn =
12 m n2
500
4 r2 x 2rs + 5 s x 2 r3 =
18 r3 s
500
4 t2 x 3 dt + 2d x 2 t3 =
16 d t3
500
2e x 6 f2 + ef x 4 f =
16 e f2
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