ROUNDDOWN ni function ya Excel inayotumika kuzungusha namba chini bila kujali decimal value. Ni muhimu wakati unahitaji matokeo yanayozunguka chini, kama kwenye budgeting, pricing, au planning ili kuepuka kupita kiwango.

🔹 Kutumia ROUNDDOWN Function

Formula:

=ROUNDDOWN(A1, num_digits)


Maelezo:

A1 → Namba unayotaka kuzungusha chini

num_digits → Idadi ya decimal places (0 = integer)

Mfano:

Namba
23.987

Formula: =ROUNDDOWN(A1,2) → Matokeo: 23.98
Formula: =ROUNDDOWN(A1,0) → Matokeo: 23

🔹 Kutumia ROUNDDOWN kwa Hesabu Changamano

Unaweza pia kutumia ROUNDDOWN ndani ya formulas nyingine:

=ROUNDDOWN(A1/B1,1)


Mfano:

Value 1 Value 2
100 3

Formula: =ROUNDDOWN(A2/B2,0) → Matokeo: 33

Hii inasaidia kupata results yanayozunguka chini bila decimals zisizo muhimu

🔹 Tips za Kutumia ROUNDDOWN

ROUNDDOWN hubadilisha namba daima chini, tofauti na ROUND ambayo inaweza kwenda juu au chini.

Unaweza kutumia negative num_digits kuzidisha rounding kwa multiples kubwa:

=ROUNDDOWN(A1,-1) // Zungusha 123 hadi 120


Changanya ROUNDDOWN na SUM, PRODUCT, IF kwa calculations safi na readable.

📌 Resources & Links

Tazama tutorials zaidi za Excel: https://www.faulink.com

Download mifumo ya Excel bure: https://www.faulink.com/excel_mifumo.php

Msaada wa WhatsApp: https://wa.me/255693118509

✅ Hitimisho:
ROUNDDOWN function ni muhimu kwa budgeting, pricing, na planning kwani inazungusha namba kila wakati chini. Kutumia ROUNDDOWN kwenye Excel kunakuwezesha kufanya calculations sahihi, predictable, na readable.