46 slides. Extends the reading and writing of number into the trillions and beyond. 4 lessons. Includes decimals to thousandths and fractions. Interactive PowerPoint Think Bubble Math 509
31 slides. Identify multiples of primes, find factors of numbers. Includes factor trees. Interactive PowerPoint Think Bubble Math 505
67 slides. Find the Least Common Multiple and Greatest Common Factor of numbers to 100. Interactive PowerPoint Think Bubble Math 506
40 slides. Common fractions ordered and compared. Convert mixed fractions and improper fractions. Use < > =. Interactive PowerPoint Think Bubble Math 504
44 slides. Adding and subtracting fractions and mixed numbers with like denominators. Interactive PowerPoint Think Bubble Math 507
40 slides. Tenths and hundredths linked to common fractions. Convert between them with a number expander. 10 hundredths is 1 tenth. Locate on number lines. Interactive PowerPoint Think Bubble Math 502
75 slides. Thousandths linked to common fractions. Includes explorations with folded paper, division of shapes, base ten blocks and number lines. PowerPoint TBM508
33 slides. Rounding numbers to tens, hundreds, and decimals to ones. Using rounding in estimating answers and shopping. Interactive PowerPoint Think Bubble Math 503
48 slides. Strategies and practice for mentally doubling and halving 2-digit numbers, x10 and dividing by 10, extending to x20 and dividing by 20. Interactive PowerPoint Think Bubble Math 501
69 slides. Telling time including seconds, converting between 24 hour and 12 hour clocks, simple time problems, and calendar work. Interactive PowerPoint Think Bubble Math TBM510
