WALT Multiplying numbers/decimals By 10, 100, 1000

Exercise

Multiply the following numbers by 10, 100 and 1000 (without using calculator)

	Number	x 10	x 100	x 1000
1	78	780	7800	78 000
2	456	4560	45600	456 000
3	3948	39480	394800	3 948 000
4	243	2430	24300	243 000
5	4182	41820	418200	4 182 000
6	6280	62800	628000	6 280 000
7	35.68	356.8	3568	35 680
8	4.752	47.52	475.2	4 752
9	456.8	4568	45680	456 800
10	247.145	2471.45	24714.5	247 145
11	98.5	985	9850	98 500
12	453.318	4533.18	45331.8	453 318
13	0.254	2.54	25.4	254
14	0.3275	3.275	32.75	327.5
15	0.0324	.324	3.24	32.4
16	415	4150	41 500	415 000
17	67	670	6700	67 000
18	56.87	568.7	5687	56 870
19	0.00342	0.0342	0.342	3.42
20	561.905	5619.05	56190.5	561 905

Today we were learning about multiplying numbers and decimals by 10, 100 , 1000

Example: 78 - 780 (x10) - 7800 (x100) - 78000 (x1000).