Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 + 56 by rounding each number to the nearest 10: ______
- Estimate 61 − 45 by rounding each number to the nearest 10: ______
- Estimate 63 − 66 by rounding each number to the nearest 10: ______
- Estimate 77 + 44 by rounding each number to the nearest 10: ______
- Estimate 64 − 77 by rounding each number to the nearest 10: ______
- Estimate 50 + 60 by rounding each number to the nearest 10: ______
- Estimate 67 − 41 by rounding each number to the nearest 10: ______
- Estimate 76 − 70 by rounding each number to the nearest 10: ______
- Estimate 39 + 44 by rounding each number to the nearest 10: ______
- Estimate 57 − 53 by rounding each number to the nearest 10: ______
- Estimate 81 − 64 by rounding each number to the nearest 10: ______
- Estimate 75 + 32 by rounding each number to the nearest 10: ______
- Estimate 34 − 64 by rounding each number to the nearest 10: ______
- Estimate 36 − 86 by rounding each number to the nearest 10: ______
- Estimate 76 + 22 by rounding each number to the nearest 10: ______
- Estimate 53 + 24 by rounding each number to the nearest 10: ______
- Estimate 47 − 67 by rounding each number to the nearest 10: ______
- Estimate 73 + 34 by rounding each number to the nearest 10: ______
- Estimate 87 − 83 by rounding each number to the nearest 10: ______
- Estimate 27 − 24 by rounding each number to the nearest 10: ______