Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 59 − 33 by rounding each number to the nearest 10: ______
- Estimate 31 − 21 by rounding each number to the nearest 10: ______
- Estimate 65 − 30 by rounding each number to the nearest 10: ______
- Estimate 57 + 72 by rounding each number to the nearest 10: ______
- Estimate 89 + 38 by rounding each number to the nearest 10: ______
- Estimate 65 + 73 by rounding each number to the nearest 10: ______
- Estimate 43 + 36 by rounding each number to the nearest 10: ______
- Estimate 50 + 60 by rounding each number to the nearest 10: ______
- Estimate 21 + 40 by rounding each number to the nearest 10: ______
- Estimate 31 − 40 by rounding each number to the nearest 10: ______
- Estimate 38 + 62 by rounding each number to the nearest 10: ______
- Estimate 73 + 63 by rounding each number to the nearest 10: ______
- Estimate 54 + 85 by rounding each number to the nearest 10: ______
- Estimate 62 − 67 by rounding each number to the nearest 10: ______
- Estimate 51 + 71 by rounding each number to the nearest 10: ______
- Estimate 64 + 68 by rounding each number to the nearest 10: ______
- Estimate 43 + 25 by rounding each number to the nearest 10: ______
- Estimate 23 − 26 by rounding each number to the nearest 10: ______
- Estimate 73 − 76 by rounding each number to the nearest 10: ______
- Estimate 46 − 70 by rounding each number to the nearest 10: ______