Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 + 54 by rounding each number to the nearest 10: ______
- Estimate 59 + 51 by rounding each number to the nearest 10: ______
- Estimate 48 + 60 by rounding each number to the nearest 10: ______
- Estimate 44 + 66 by rounding each number to the nearest 10: ______
- Estimate 73 − 73 by rounding each number to the nearest 10: ______
- Estimate 26 − 29 by rounding each number to the nearest 10: ______
- Estimate 65 − 66 by rounding each number to the nearest 10: ______
- Estimate 81 − 80 by rounding each number to the nearest 10: ______
- Estimate 41 − 86 by rounding each number to the nearest 10: ______
- Estimate 67 + 37 by rounding each number to the nearest 10: ______
- Estimate 73 − 26 by rounding each number to the nearest 10: ______
- Estimate 63 − 62 by rounding each number to the nearest 10: ______
- Estimate 76 + 88 by rounding each number to the nearest 10: ______
- Estimate 21 − 43 by rounding each number to the nearest 10: ______
- Estimate 50 + 53 by rounding each number to the nearest 10: ______
- Estimate 88 + 38 by rounding each number to the nearest 10: ______
- Estimate 38 + 88 by rounding each number to the nearest 10: ______
- Estimate 49 − 45 by rounding each number to the nearest 10: ______
- Estimate 42 + 36 by rounding each number to the nearest 10: ______
- Estimate 72 + 62 by rounding each number to the nearest 10: ______