1) When one is added to a number the sum is the predessor of that number. a) true b) false 2) 100 more than 1245031 is 1245131 a) true b) false 3) When zero is subtracted from a number the difference is the number itself. a) true b) false 4) The product of any number multiplied by one is always the number itself. a) false b) true 5) The number 87346 rounded off to the nearest 1000 is 88000. a) false b) true 6) Division is repeated subtraction. a) false b) true 7) 39*2 a) 1265 b) 357 c) 78 8) 12 divided by 2 a) 6 b) 0 c) 3 9) Factors of 36 are. a) 1,2,3,4,6 b) 0,1,2,3,4 c) 1,2,3,4,6,9 10) 5 Multiple of 13 a) 13,26,39,54,65 b) 13,26,39,56,65 c) 5,10,15,20,25

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