Slide 1 Slide 2 © 2007 M. Tallman Slide 3 Jenny uses ¼ of her flour to make cookies. She had X cups of flour. How many cups of flour did she use? There are 640 students…

Slide 1 Slide 2 © 2007 M. Tallman Slide 3 variable: a symbol (usually a letter) used to represent an unknown number. 4 = X + 3 Slide 4 © 2007 M. Tallman algebraic expression:…

Slide 1© 2007 M. Tallman Slide 2 Perimeter (P)- the distance around a closed figure. Slide 3 P = 16 cm? 4 4 cm × = 16 cm 4 cm 4 cm 4 cm 4 cm Slide 4 © 2007 M. Tallman…

Slide 1© 2007 M. Tallman Slide 2 The area of this rectangle is 40 cm². If you divide this rectangle in half, what two shapes do you see? A = 40 cm² Slide 3 The area of…

Slide 1© 2007 M. Tallman Slide 2 Digits – numbers 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 Slide 3 Standard form – a number written with one digit for each place value. 123,789…

Slide 1© 2007 M. Tallman Slide 2 2 1 4 1 4 1 6 1 6 1 6 1 8 1 8 1 8 1 8 1 2 1 4 2 6 3 8 4 10 5 1 1 1 1 1 = == = Slide 3 © 2007 M. Tallman 2 1 4 1 4 1 6 1 6 1 6 1 8 1 8 1…

Slide 1 © 2007 M. Tallman Slide 2 15 1 1 + 5 1 5 1 5 1 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Slide 3 © 2007 M. Tallman + = 4 1 6 1 6 1 12 1 1 1 1 1 1…

Slide 1 © 2007 M. Tallman Slide 2 Find your number. Look right next door. 34 Step 1: Circle the digit in the place that you must round to. Step 2: Draw an arrow to the place…

Slide 1 © 2007 M. Tallman Slide 2 Find your number. Look right next door. 35 Step 1: Circle the digit in the place that you must round to. Step 2: Draw an arrow to the place…

Slide 1 © 2007 M. Tallman Slide 2 Look right next door. 3. Find your number. 7 Round to the nearest one (units). 4 Step 1: Circle the digit in the place that you must round…