'Consecutive odd numbers' presentation slideshows

Pythagoras Theorum

457 views • 30 slides

Doing Numbers and Doing Mathematics

Doing Numbers and Doing Mathematics. By Jim Hogan University of Waikato School Support Services. An average problem. One way to sum the counting numbers is to take the middle number and multiply it by the number of numbers. 1 + 2 + 3 = 2x3 1 + 2 + 3 + 4 + 5 = 3x5

354 views • 23 slides

Consecutive Integer Problems

Consecutive Integer Problems. What is a consecutive integer?. Integer: natural numbers and zero Consecutive: one after the other Ex. 1, 2, 3 or 17, 18, 19. Setting Up a Consecutive Integer Word Problem. There are 3 consecutive integers whose sum is 27. Find the integers. Variables.

458 views • 13 slides

Explain why (n+1)(n+20) is an even number

odd. Explain why (n+1)(n+20) is an even number. even. even. If n is an even number n+1 is n+20 is (n+1)(n+20) is odd x even = If n is an odd number n+1 is n+20 is (n+1)(n+20) is even x odd = n can only be odd or even and BOTH CASES GIVES AN EVEN ANSWER. even. odd. even.

373 views • 6 slides