Extra for experts-activity pent/sq

Groups within 100 Doubles and Halves		2, 5 and 10 Division Facts		How many 10s, 100s, 1000s in these numbers
1	21 + 79  = 100	21	35 ÷ 5 =  7	41	10 less than 561,118 = 561,108
2	½ of 82 = 41	22	328 ÷ 2 = 164	42	64.59 has 400 100ths
3	90 + 90 =180	23	150 ÷ 5 = 30	43	379,567 has 9000 thousands
4	34 + 66 = 100	24	24 ÷ 2 = 12	44	1 less than 21,000 is 20,999
5	½ of 68 = 34	25	60 ÷ 5 =12	45	10 less than 15,406 is 15396
6	80 + 80 = 160	26	22 ÷ 2 = 11	46	1000 less than 25,981 is  24,981
7	42 + 51 = 100	27	16 ÷ 2 = 8	47	7.64 has 60  tenths
8	½ of 72 =	28	45 ÷ 5 = 9	48	88,752 has 8000 thousands
9	½ of 88 = 44	29	80 ÷ 10 = 8	49	100 more than 99,986 is 10,0086
10	47 + 53 = 100	30	55 ÷ 5 = 11	50	5.48 has 500 100ths
3x, 4x, 6x, 7x, 8x, 9x Tables		Decimal and Fraction Sequence (carry on the sequence)		Ordering numbers (Use symbols to put fractions/numbers in order smallest to largest)
11	7 x 16 = 112	31	9.03, 9.02, 9.01, 9.0, 8.09	51	6/3 = 5/2 (<, >, =)
12	5 x 83 = 415	32	2, 7/3, 8/3, 3, 9/3 , 10/3	52	¼, 2/6, 1/5 = 2/8, 4/12, 2,10
13	8 x 57 = 456	33	9.98, 9.99, 10.00, 10.01	53	2,667,954 ___ 2,676,945
14	5 x 67 = 335	34	0.56, 0.57, 0.58, 59, 60	54	0.26, 0.262, 0.226 = 0.26,0.226,0.262
15	7 x 19 = 133	35	4, 9/2, 5, 10/2, 11/2	55	5/10, 3/5, 4/4 = 10/20, 6/10, 8/8
16	7 x 57 = 399	36	7.35, 7.36, 7.37, 7.38, 7.39	56	628,185 ___ 628,158
17	9 x 28 = 252	37	5/9, 6/9, 7/9, 8/9, 9/9	57	2/7 > 3/6 (<, >, =)
18	8 x 44 = 352	38	5, 21/4, 22/4, 6, 23/4	58	0.978, 0.897, 0.89 =0.89,0.897,0.978
19	4 x 79 = 316	39	8.12, 8.11, 8.10, 8.9, 8.8	59	5/6  =3/4 (<, >, =)
20	5 x 87 = 435	40	6.32, 6.33, 6.34, 6.35	60	58,706 > 58,670 (<, >, =)