Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 + 39 by rounding each number to the nearest 10: ______
- Estimate 56 + 28 by rounding each number to the nearest 10: ______
- Estimate 43 − 64 by rounding each number to the nearest 10: ______
- Estimate 21 − 89 by rounding each number to the nearest 10: ______
- Estimate 44 − 86 by rounding each number to the nearest 10: ______
- Estimate 32 + 70 by rounding each number to the nearest 10: ______
- Estimate 64 + 87 by rounding each number to the nearest 10: ______
- Estimate 86 + 58 by rounding each number to the nearest 10: ______
- Estimate 38 − 50 by rounding each number to the nearest 10: ______
- Estimate 46 − 34 by rounding each number to the nearest 10: ______
- Estimate 47 − 59 by rounding each number to the nearest 10: ______
- Estimate 71 − 44 by rounding each number to the nearest 10: ______
- Estimate 47 − 35 by rounding each number to the nearest 10: ______
- Estimate 86 + 73 by rounding each number to the nearest 10: ______
- Estimate 41 + 62 by rounding each number to the nearest 10: ______
- Estimate 44 + 45 by rounding each number to the nearest 10: ______
- Estimate 39 + 77 by rounding each number to the nearest 10: ______
- Estimate 29 + 81 by rounding each number to the nearest 10: ______
- Estimate 46 + 59 by rounding each number to the nearest 10: ______
- Estimate 34 − 82 by rounding each number to the nearest 10: ______