3.0 + 2.0 = 5.0 3.1 + 2.6 = 5.7 7.1 + 2 = 9.1 $17.88 + $2.90 = $20.78 (-8) + (+12) = +4 (+5) + (-10) =-5 4.301 + 2.89 = 7.191 (-6) + (-9)= -15 Subtraction 27 - 3 = 24 7.1 – 3 = 4.1 607 – 32 = 575 1465 – 348 = 1117 76.3 – 14.209 = 62.091 − 6.0 – 5.0 = 1.0 122.4 = 4877.6 8.5 – 2.4 = 6.1 15= - 15
3.0 + 2.0 = 5.0 3.1 + 2.6 = 5.7 7.1 + 2 = 9.1 $17.88 + $2.90 = $20.78 4.301 + 2.89 = 7.191 (-8) + (+12) = +4 (+5) + (-10) =-5 (-6) + (-9)= -15 Subtraction 27 - 3 = 24 607 – 32 = 575 1465 – 348 = 1117 6.0 – 5.0 = 1.0 8.5 – 2.4 = 6.1 7.1 – 3 = 4.1 76.3 – 14.209 = 62.091 − 122.4 = 4877.6 15= - 15
Grade-8-Math-Pre-Diagnostic-Answer-Key.docx